Cheap flights from London Heathrow Airport to Cairns from £405
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CNS
8 פב' — 15 פב'1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Cairns are usually found in May or February, booked 28 days in advance, depart on a Wednesday or Tuesday and return on a Monday
Cheap flight deals from Heathrow to Cairns
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Cairns (CNS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 ינואר 2026.
Explore the most affordable flight options available from Heathrow to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 ינואר 2026.
ב' 2/222:00LHR - CNS
2 stops35h 50mMultiple Airlines
ב' 9/206:00CNS - LHR
2 stops46h 35mMultiple Airlines
Deal found 7/1£798
ב' 2/219:35LHR - CNS
2 stops35h 55mMultiple Airlines
ב' 16/206:40CNS - LHR
2 stops45h 55mMultiple Airlines
Deal found 7/1£825
ג' 19/522:10LHR - CNS
2 stops37h 50mMultiple Airlines
ב' 25/506:00CNS - LHR
2 stops46h 00mMultiple Airlines
Deal found 7/1£835
ג' 13/121:00LHR - CNS
2 stops39h 05mMultiple Airlines
ד' 21/106:40CNS - LHR
2 stops44h 50mMultiple Airlines
Deal found 8/1£899
ד' 15/418:20LHR - CNS
2 stops37h 35mCathay Pacific
ד' 13/515:35CNS - LHR
2 stops35h 40mCathay Pacific
Deal found 5/1£922
ד' 4/221:00LHR - CNS
2 stops35h 45mMultiple Airlines
ד' 11/214:35CNS - LHR
2 stops62h 00mMultiple Airlines
Deal found 7/1£935
ב' 12/121:00LHR - CNS
2 stops34h 15mMultiple Airlines
ב' 19/107:45CNS - LHR
2 stops43h 45mMultiple Airlines
Deal found 7/1£939
ה' 28/511:55LHR - CNS
1 stop24h 20mQantas Airways
ה' 16/718:20CNS - LHR
2 stops45h 15mQantas Airways
Deal found 6/1£956
Best flights from Heathrow to Cairns
Discover carefully curated flight deals from Heathrow to Cairns that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 ינואר 2026.
ד' 15/418:20LHR - CNS
2 stops37h 35mCathay Pacific
ד' 13/515:35CNS - LHR
2 stops35h 40mCathay Pacific
Deal found 5/1£922
ב' 9/308:50LHR - CNS
2 stops37h 40mMultiple Airlines
ב' 30/310:00CNS - LHR
2 stops30h 00mMultiple Airlines
Deal found 6/1£974
ג' 19/511:20LHR - CNS
1 stop20h 40mSingapore Airlines
ב' 25/518:15CNS - LHR
1 stop58h 15mSingapore Airlines
Deal found 7/1£981
ה' 28/520:50LHR - CNS
2 stops32h 20mQantas Airways
ה' 16/714:55CNS - LHR
2 stops48h 40mQantas Airways
Deal found 8/1£1,001
ב' 2/219:50LHR - CNS
2 stops52h 05mCathay Pacific
ש' 28/211:25CNS - LHR
1 stop37h 35mCathay Pacific
Deal found 8/1£971
ה' 5/320:10LHR - CNS
2 stops28h 35mQantas Airways
ה' 26/306:00CNS - LHR
2 stops34h 15mQantas Airways
Deal found 6/1£1,019
ד' 15/420:35LHR - CNS
1 stop35h 25mSingapore Airlines
ד' 13/518:15CNS - LHR
1 stop34h 15mSingapore Airlines
Deal found 5/1£1,038
ו' 13/320:10LHR - CNS
2 stops39h 55mQantas Airways
ג' 17/307:45CNS - LHR
2 stops32h 30mQantas Airways
Deal found 5/1£1,023
Last-minute flights from Heathrow to Cairns
Discover last-minute flight deals from Heathrow to Cairns. Data last updated 9 ינואר 2026 and is based on user searches.
ב' 12/121:00LHR - CNS
2 stops34h 15mMultiple Airlines
ב' 19/107:45CNS - LHR
2 stops43h 45mMultiple Airlines
Deal found 7/1£939
ג' 13/121:00LHR - CNS
2 stops39h 05mMultiple Airlines
ד' 21/106:40CNS - LHR
2 stops44h 50mMultiple Airlines
Deal found 8/1£899
ב' 2/222:00LHR - CNS
2 stops35h 50mMultiple Airlines
ב' 9/206:00CNS - LHR
2 stops46h 35mMultiple Airlines
Deal found 7/1£798
ב' 2/219:35LHR - CNS
2 stops35h 55mMultiple Airlines
ב' 16/206:40CNS - LHR
2 stops45h 55mMultiple Airlines
Deal found 7/1£825
ב' 2/219:50LHR - CNS
2 stops52h 05mCathay Pacific
ש' 28/211:25CNS - LHR
1 stop37h 35mCathay Pacific
Deal found 8/1£971
ב' 2/219:35LHR - CNS
2 stops30h 15mMultiple Airlines
ש' 28/212:05CNS - LHR
2 stops62h 55mMultiple Airlines
Deal found 8/1£1,010
ד' 4/221:00LHR - CNS
2 stops35h 45mMultiple Airlines
ד' 11/214:35CNS - LHR
2 stops62h 00mMultiple Airlines
Deal found 7/1£935
ש' 21/221:00LHR - CNS
2 stops35h 45mMultiple Airlines
ש' 28/209:45CNS - LHR
2 stops41h 45mMultiple Airlines
Deal found 7/1£1,001
א' 22/216:35LHR - CNS
2 stops27h 10mMultiple Airlines
א' 1/312:35CNS - LHR
3 stops34h 55mMultiple Airlines
Deal found 8/1£968
א' 22/221:45LHR - CNS
1 stop57h 35mSingapore Airlines
א' 1/318:35CNS - LHR
1 stop30h 45mSingapore Airlines
Deal found 8/1£982
One-way flights from Heathrow to Cairns
Search for one-way flight options from Heathrow to Cairns. Find affordable one-way fares based on user searches. Data last updated 9 ינואר 2026.
ה' 5/322:15LHR - CNS
3 stops45h 30mMultiple Airlines
Deal found 6/1£405
א' 15/322:15LHR - CNS
3 stops48h 05mMultiple Airlines
Deal found 8/1£465
א' 22/322:15LHR - CNS
3 stops54h 55mMultiple Airlines
Deal found 6/1£467
ג' 27/122:00LHR - CNS
2 stops33h 30mMultiple Airlines
Deal found 7/1£471
ש' 28/222:00LHR - CNS
2 stops45h 45mMultiple Airlines
Deal found 6/1£472
ב' 23/222:00LHR - CNS
2 stops45h 45mMultiple Airlines
Deal found 6/1£478
ה' 29/122:00LHR - CNS
2 stops33h 15mMultiple Airlines
Deal found 7/1£494
ו' 5/622:00LHR - CNS
3 stops50h 50mMultiple Airlines
Deal found 6/1£495
ו' 30/122:00LHR - CNS
2 stops49h 20mMultiple Airlines
Deal found 7/1£521
א' 25/122:00LHR - CNS
2 stops51h 20mMultiple Airlines
Deal found 7/1£522
Cheapflights Fare Finder
Customise your flight search to find flights from Heathrow to Cairns that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 9 ינואר 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Cairns that are best for you.
Fly from
Heathrow
Fly to
Cairns
Route
Depart
Return
Price
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
ד' 15/4
18:20-16:55
2 stops37h 35m
Cairns
ד' 13/5
15:35-18:15
2 stops35h 40m
£922
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
ב' 2/2
19:50-09:55
2 stops52h 05m
Cairns
ש' 28/2
11:25-15:00
1 stop37h 35m
£971
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
ב' 9/3
08:50-08:30
2 stops37h 40m
Cairns
ב' 30/3
10:00-07:00
2 stops30h 00m
£974
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
ג' 19/5
11:20-17:00
1 stop20h 40m
Cairns
ב' 25/5
18:15-19:30
1 stop58h 15m
£981
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
ה' 28/5
20:50-14:10
2 stops32h 20m
Cairns
ה' 16/7
14:55-06:35
2 stops48h 40m
£1,001
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
ה' 5/3
20:10-10:45
2 stops28h 35m
Cairns
ה' 26/3
06:00-06:15
2 stops34h 15m
£1,019
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
ו' 13/3
20:10-22:05
2 stops39h 55m
Cairns
ג' 17/3
07:45-06:15
2 stops32h 30m
£1,023
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
ד' 15/4
20:35-17:00
1 stop35h 25m
Cairns
ד' 13/5
18:15-19:30
1 stop34h 15m
£1,038
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
א' 15/3
22:15-08:20
3 stops48h 05m
£465
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
א' 22/3
22:15-15:10
3 stops54h 55m
£467
Flights are sorted by cheapest return flights first.
Deals found on 8/1
Showing 1-10 of 17 results
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Best time to book a flight from Heathrow to Cairns
Have a flexible travel schedule? Discover the best time to fly to Cairns from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Cairns
Prices
Delays
More
How far ahead should I book a flight from London Heathrow Airport to Cairns?
Use this chart to determine the optimal time to book a return flight from Heathrow to Cairns. Price data was last updated on 2 January 2026.
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Cairns, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from London Heathrow Airport to Cairns?
Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Cairns (average of £746). Flying from London Heathrow Airport to Cairns in July is currently the most expensive (average of £1,143). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How often are flights from London to Cairns delayed?
About 8% of weekly flights between London and Cairns have experienced delays in the past year, with the average delay time being 136 minutes.
What is the most punctual flight time for London to Cairns flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Cairns flights?
Over the past year, China Eastern have had the lowest number of delays on this route, with just 3% of flights being delayed.
What’s the top stopover airport for flights from London Heathrow Airport to Cairns?
Share of one-stop return flights from London Heathrow Airport to Cairns chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Singapore (SIN) – chosen by Cheapflights users on 87% of one-stop itineraries from London Heathrow Airport to Cairns on Cheapflights.
What’s the cheapest stopover airport for flights from London Heathrow Airport to Cairns?
Average return fare for one-stop flights from London Heathrow Airport to Cairns, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Hong Kong (HKG) is the most affordable one-stop option, with an average return flight price of £1,285.
What’s the fastest stopover option from London Heathrow Airport to Cairns?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Cairns, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 26h 37m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Cairns?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Cairns, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 6h 48m.
Reviews of airlines servicing Cairns
Get insights into the airlines that provide service to Cairns. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cairns. Reviews last updated 9 ינואר 2026.
Get a feel of what it's like to fly with Singapore Airlines, Cathay Pacific, andQantas Airways from London Heathrow Airport to Cairns by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to Cairns from London Heathrow?
Most people fly into Cairns (CNS) if they book a flight to Cairns from London Heathrow. On average, Cairns has 0 inbound flights from London Heathrow per day from 4 airlines. Cairns is conveniently located just 2.8 mi from Cairns’s city center.
How long is the flight from London Heathrow Airport to Cairns?
A quick flight from London Heathrow Airport to Cairns can take about 20h 40m. Cathay Pacific provides one of the quickest options available for as low as £981. The distance from London Heathrow Airport to Cairns is about 9409 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from London Heathrow Airport to Cairns round-trip?
Our cheapest airline available from London Heathrow Airport to Cairns is SWISS. Our recent data shows that you can find tickets from as low as £783 on this airline. Additional options worth looking into are Cathay Pacific and Singapore Airlines, starting at £795 and £882 round-trip. SWISS is 37% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for business class flights from Heathrow to Cairns?
Yes. Cheapflights offers flight deals from Heathrow to Cairns by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Cairns?
Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Cairns (average of £746). Flying from London Heathrow Airport to Cairns in July is currently the most expensive (average of £1,143). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Discover the top 4 airlines that operate flights from Heathrow to Cairns. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 9 ינואר 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Cairns?
Deals for Heathrow to Cairns flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Cairns?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Cairns for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Heathrow to Cairns with no change fees?
Need flexible booking options for your flight to Cairns from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Cairns become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cairns from Heathrow today and book when prices fit your budget.
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